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A young tadpole of the grass frog swims through the light shallow water in the pond, Rana temporaria
Fish skeleton on black background
Photo of Blackhead seabream, a juvenile saltwater fish, against a black background.
Green anaconda
Observe the elegance of a corncrake as it gracefully navigates the shallow waters of its wetland habitat. With delicate steps, the corncrake moves through the tranquil waters, its presence adding to the serene beauty of the marshland. Captured in its natural environment, this photograph offers a glimpse into the peaceful world of wetland birds, highlighting the corncrake's graceful demeanor amidst the calm waters.
Head of sturgeon fish (sturgeon)
Squid swims underwater on a black background.
Painted Comber, small seabass grouper fish family Serranus Scriba, of Serranidae family from Mediterranean sea on white wood background
Chinese mystery snail, black snail, or trapdoor snail (Cipangopaludina chinensis) - floating on the surface of the river along the riverbank in a public park\n\nInvasive species - Ontario Canada\n\nLocation\nVictoria Lake, Stratford ON CA
Dwarf cichlid male of Apistogramma Panduro
Physid snail (Physidae) with a small planarian in an aquarium.
Pacific halibut swims in the aquarium
Water snail in the pond
Channa Orna Fish In Aquarium
Three-spined stickleback, Gasterosteus aculeatus, isolated on white
Pseudotropheus johannii or the bluegray mbuna. Isolated in black
Adult Black-and-white Treehopper of the species Membracis foliatafasciata
The Arctic grayling (Thymallus arcticus) is a species of freshwater fish in the salmon family Salmonidae. T. arcticus is widespread throughout the Arctic and Pacific drainages in Canada, Alaska, and Siberia, as well as the upper Missouri River drainage in Montana.  Wyoming.
Geneva, Switzerland - October 3, 2023: Cern Visitor Center at blue hour. The research center operates the largest particle physics laboratory in the world.
A fish The three-spined stickleback (Gasterosteus aculeatus) on the background of a 5 mm measurement grid. Ichthyology research.
My home fish tank
Photo of Blackhead seabream (Black porgy, Black seabream), a juvenile saltwater fish, against a black background.
Worm in  tank
A 3D illustration of an extinct sea scorpion Eurypterus remipes on a Silurian seafloor 420 million years ago.
Pacific herring swimming in the aquarium
Snail drinking a water
Tropical fish pets in domestic fish tank
Different snails, in different places
Sammara squirrelfish swimming
Free Images: "bestof:Naturalis Biodiversity Center - ZMA.MOLL.400495 1 - Hemitrochus gallopavonis (Valenciennes, 1842) - Cepolidae - Mollusc shell.jpeg artwork Dimensions artwork"
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